CVE-2016-7440
5.5
MEDIUM
CVSS 3.1
EPSS 0.08%
Description
The C software implementation of AES Encryption and Decryption in wolfSSL (formerly CyaSSL) before 3.9.10 makes it easier for local users to discover AES keys by leveraging cache-bank timing differences.
How to fix CVE-2016-7440
To remediate CVE-2016-7440, upgrade the affected package to a fixed version below.
- Debian/wolfssl—upgrade to 3.9.10+dfsg-1 or later
Is CVE-2016-7440 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.9.10+dfsg-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |